Nut cracker mechanism



FIG. 1 is a perspective view of a nut cracker mechanism showing my new design;

FIG. 2 is a front elevational view thereof at an enlarged scale;

FIG. 3 is a side elevational view thereof as seen from the left-hand side of FIG. 2;

FIG. 4 is an opposite side elevational view as seen from the right-hand side of FIG. 2; and

FIG. 5 is a top plan view thereof. 

The ornamental design for a nut cracker mechanism, substantially as shown. 